using System;

public class Program

{

    public static void main ()

    {

        sayHi("Ariel", 16);

        sayHi("Bella", 17);

        sayHi("Tiana", 19);

        Console.WriteLine(" ");

        Console.WriteLine("2 squared is " + square(2));

        Console.WriteLine("5 squared is " + square(5));

        Console.WriteLine(" ");

        Console.WriteLine("List of squares 1 - 12");

        for (int i = 1; i <=12; i++)

        {

            Console.WriteLine(square(i));

        }

        Console.WriteLine(" ");

        Console.WriteLine("2 cubed is " + cube(2));

        Console.WriteLine("5 cubed is " + cube(5));

        Console.WriteLine(" ");

        Console.WriteLine("List of cubes 1 - 12");

        for (int i  = 1; i <=12; i++);

        {

            Console.WriteLine(cube(i));

        }

    }

    static void sayHi(string name, int num1)

    {

        Console.WriteLine("Hi " + name + ": you are " + num1  + years old.");

    }

    static int square (int num1)

                          {

} //end classI